Canton of Marseille-Belsunce (French: canton de Marseille-Belsunce; Occitan: canton de Marselha e Belsunce) is a former canton located within the commune of Marseille, Bouches-du-Rhône department, France.

It was created 27 February 2003 by the decree 2003-156 of that date.

It was disbanded following the French canton reorganisation which came into effect in March 2015.

Its population was 28,724 in 2012.

[1] Elected to represent the canton in the General Council of Bouches-du-Rhône: It is composed of the part of the 1st arrondissement of Marseille not included in the cantons of Marseille-Les Grands-Carmes and Marseille-Les Cinq-Avenues as well as the remaining part of the 7th arrondissement of Marseille not included in the canton of Marseille - Saint-Lambert.